JLSEC-2026-349

A vulnerability classified as problematic was found in HDF5 1.14.6. This vulnerability affects the function H5FSsinfoserializenodecb of the file src/H5FScache.c. The manipulation leads to heap-based buffer overflow. Local access is required to approach this attack. The exploit has been disclosed ...

PT-2026-39395

A vulnerability classified as problematic was found in HDF5 1.14.6. This vulnerability affects the function H5FS sinfo serialize node cb of the file src/H5FScache.c. The manipulation leads to heap-based buffer overflow. Local access is required to approach this attack. The exploit has been...

hdf5:h5_extended_fuzzer: Heap-buffer-overflow in H5FS__sinfo_serialize_node_cb

Project: https://github.com/HDFGroup/hdf5.git Detailed Report: https://oss-fuzz.com/testcase?key=6427457148747776 Project: hdf5 Fuzzing Engine: libFuzzer Fuzz Target: h5extendedfuzzer Job Type: libfuzzerasanhdf5 Platform Id: linux Crash Type: Heap-buffer-overflow WRITE 1 Crash Address:...